Name: 
 

Chapter 1 Review Game



True/False
Indicate whether the statement is true or false.
 

 1. 

All important scientific discoveries are made by professional scientists.
 

 2. 

Scientific models have two basic types.
 

 3. 

Variables are those factors that can be changed in an experiment.
 

 4. 

When observing and recording the results of an experiment, observations may include both measurements and descriptions.
 

 5. 

Using scientific methods means doing a professional experiment.
 

 6. 

Laboratory safety is not an important concern for scientists.
 

 7. 

If the results of a study do not support a hypothesis, it means that the experiment failed.
 

 8. 

Scientific models are often used to help scientists understand a problem.
 

 9. 

Computer models can be touched.
 

 10. 

Einstein's idea model for his theory of relativity was also built as a physical model.
 

 11. 

Once a scientific model has been created, it cannot be changed.
 

 12. 

Although people of different races, sexes, and cultures have made scientific discoveries, they have all been adults, older than you.
 

 13. 

The only way to test a hypothesis is by conducting a controlled experiment.
 

 14. 

An important part of planning an experiment is determining the materials needed.
 

 15. 

Data tables help you to organize your observations and test results.
 

 16. 

Data are always numerical measurements.
 

 17. 

A hypothesis is a decision based on the results of the experiment.
 

 18. 

If it takes more than a few experiments to find the answer to a particular problem, it means that the scientist has failed and is not a very good researcher.
 

 19. 

It is often necessary to look at the same problem in different ways in order to find an answer.
 

 20. 

Models may change as new discoveries are made.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 21. 

The process of learning more about the natural world is ____.
a.
an experiment
c.
a hypothesis
b.
a control
d.
science
 

 22. 

Experiments and investigations must be ____.
a.
approved
c.
repeatable
b.
unreproduceable
d.
accepted
 

 23. 

A prediction about a problem that can be tested is a(n) ____.
a.
hypothesis
c.
dependent variable
b.
independent variable
d.
control
 

 24. 

It is important to ____ when drawing conclusions from scientific information.
a.
keep notes
c.
talk to others
b.
make up your mind
d.
keep an open mind
 

 25. 

The factor being measured in an experiment is the ____.
a.
hypothesis
c.
variable
b.
scientific law
d.
control
 

 26. 

A variable in an experiment that stays the same is a(n) ____.
a.
independent variable
c.
constant
b.
dependent variable
d.
control
 

 27. 

Science cannot answer questions about ____.
a.
distance
c.
politics
b.
temperature
d.
the natural world
 

 28. 

Models can do all of the following EXCEPT ____.
a.
make a hypothesis
c.
test predictions
b.
communicate
d.
save time, money, and lives
 

 29. 

Limitations of models include ____.
a.
ability to communicate
c.
the tendency to change
b.
the ability to test predictions
d.
the ability to save time
 

 30. 

Models can be used to describe which of the following environments?
a.
the floor of the ocean
c.
space
b.
volcanoes
d.
all of the above
 

 31. 

Scientific ____ must be supported by observations and results from many investigations and are not absolute.
a.
constants
c.
systems
b.
theories
d.
laws
 

 32. 

The three branches of science are ____, Earth, and physical.
a.
space
c.
life
b.
physics
d.
chemistry
 

 33. 

Another term for technology is ____.
a.
applied science
c.
comparison
b.
controlled experiment
d.
sequence
 

 34. 

When designing an experiment, the first step is to ____.
a.
draw conclusions
c.
recognize a problem
b.
form a hypothesis
d.
test a hypothesis
 

 35. 

When conducting an experiment, the last step is to ____.
a.
analyze the data
c.
form a hypothesis
b.
draw conclusions
d.
recognize a problem
 

 36. 

A camera is an example of ____.
a.
an experiment
c.
technology
b.
a robot
d.
a scientific method
 

 37. 

To evaluate the observations you make, you must use ____.
a.
a hypothesis
c.
measurements
b.
critical thinking
d.
models
 

 38. 

Scientists must be impartial and not base their conclusions on ____.
a.
opinions
c.
models
b.
evidence
d.
experiments
 

 39. 

To ____ means to draw a conclusion based on something you observe.
a.
guess
c.
model
b.
control
d.
infer
 

 40. 

____ materials are designed to get you to buy a product or service.
a.
Model
c.
Observed
b.
Scientific
d.
Advertising
 

Short Answer
 

 41. 

List at least two things that scientists and explorers have in common.
 

 42. 

Describe a scientific theory.
 

 43. 

How do scientists come up with hypotheses?
 

 44. 

Why are models important?
 

 45. 

What is a system?
 

 46. 

Why might scientists conduct multiple trial experiments rather than rely on a single trial?
 

 47. 

Give at least two reasons why an experiment might not support a hypothesis even when the hypothesis is correct.
 

 48. 

What is the difference between science and technology?
 

 49. 

What are examples of careers in each branch of science?
 

 50. 

Why is technology important?
 

 51. 

List at least three important science skills.
 

 52. 

Describe how scientists might use at least two science skills to explore data from studying the planet Pluto.
 

 53. 

List at least three important safety rules to follow when conducting science experiments or activities.
 

 54. 

What is a system?
 

 55. 

Explain the role of opinion in observing scientific data.
 

 56. 

What is the difference between observation and inference?
 

 57. 

What is one way scientific theories and scientific laws are similar and one way they are different?
 

 58. 

What is an independent laboratory and why would its results be considered more reliable than the results from a laboratory paid by a company selling a particular product?
 



 
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